global proxy

This commit is contained in:
被遗忘的记忆
2024-07-30 14:50:30 +08:00
committed by GitHub
parent b092e562d0
commit b5eb3c92f6
+90 -35
View File
@@ -1,56 +1,111 @@
import { SocksProxyAgent } from 'socks-proxy-agent';
import HttpsProxyAgent from 'https-proxy-agent';
import { parse as parseUrl } from 'url';
import { URL } from 'url';
import http from 'http';
import https from 'https';
export function createProxyAgent() {
const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY;
let globalProxyAgent = null;
function getProxyUrl() {
const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY || process.env.http_proxy || process.env.HTTP_PROXY;
return proxyUrl ? proxyUrl.trim() : null;
}
function parseProxyUrl(proxyUrl) {
if (!proxyUrl) return null;
try {
let protocol, host, port, username, password;
if (proxyUrl.startsWith('socks5://')) {
const parts = proxyUrl.slice(9).split(':');
if (parts.length === 4) {
[host, port, username, password] = parts;
protocol = 'socks5:';
} else {
throw new Error('Invalid SOCKS5 proxy URL format');
}
} else {
const url = new URL(proxyUrl);
protocol = url.protocol;
host = url.hostname;
port = url.port;
username = url.username;
password = url.password;
}
return { protocol: protocol.replace(':', ''), host, port, username, password };
} catch (error) {
console.error(`Invalid proxy URL: ${proxyUrl}`);
return null;
}
}
function createProxyAgent() {
const proxyUrl = getProxyUrl();
if (!proxyUrl) {
console.log('https_proxy 环境变量未设置,将不使用代理。');
console.log('Proxy environment variable not set, will not use proxy.');
return null;
}
// 检查是否是 SOCKS5 代理
if (proxyUrl.startsWith('socks5://')) {
const [host, port, username, password] = proxyUrl.slice(9).split(':');
const parsedProxy = parseProxyUrl(proxyUrl);
if (!parsedProxy) return null;
console.log(`Using proxy: ${proxyUrl}`);
if (parsedProxy.protocol === 'socks5') {
console.log('Using SOCKS5 proxy');
return new SocksProxyAgent({
host,
port,
userId: username,
password,
hostname: parsedProxy.host,
port: parsedProxy.port,
userId: parsedProxy.username,
password: parsedProxy.password,
protocol: 'socks5:'
});
} else {
// 处理 HTTP/HTTPS 代理
console.log('Using HTTP/HTTPS proxy');
return new HttpsProxyAgent.HttpsProxyAgent(proxyUrl);
}
}
export function getProxyArgs() {
const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY;
if (!proxyUrl) {
return [];
}
export function setGlobalProxy() {
const proxyUrl = getProxyUrl();
if (proxyUrl) {
globalProxyAgent = createProxyAgent();
// 重写 http 和 https 模块的 request 方法
const originalHttpRequest = http.request;
const originalHttpsRequest = https.request;
if (proxyUrl.startsWith('socks5://')) {
const [host, port] = proxyUrl.slice(9).split(':');
return [`--proxy-server=socks5://${host}:${port}`];
http.request = function(options, callback) {
if (typeof options === 'string') {
options = new URL(options);
}
options.agent = globalProxyAgent;
return originalHttpRequest.call(this, options, callback);
};
https.request = function(options, callback) {
if (typeof options === 'string') {
options = new URL(options);
}
options.agent = globalProxyAgent;
return originalHttpsRequest.call(this, options, callback);
};
console.log(`Global proxy set to: ${proxyUrl}`);
} else {
const parsedUrl = parseUrl(proxyUrl);
return [`--proxy-server=${parsedUrl.host}`];
console.log('No proxy environment variable set, global proxy not configured.');
}
}
export function getProxyEnv() {
const proxyUrl = process.env.https_proxy || process.env.HTTPS_PROXY;
if (!proxyUrl || !proxyUrl.startsWith('socks5://')) {
return {};
export function setProxyEnvironmentVariables() {
const proxyUrl = getProxyUrl();
if (proxyUrl) {
process.env.HTTP_PROXY = proxyUrl;
process.env.HTTPS_PROXY = proxyUrl;
console.log(`Set proxy environment variables to: ${proxyUrl}`);
}
const [, , username, password] = proxyUrl.slice(9).split(':');
return {
SOCKS_USERNAME: username,
SOCKS_PASSWORD: password,
};
}
// 全局代理
setGlobalProxy();